Home / 117,681.93-176,423.40-51,071.97

Finding the Fourth Proportional to 117,681.93, 176,423.40 and 51,071.97

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Solution

The fourth proportional to 117,681.93, 176,423.40 and 51,071.97 is: 76,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,681.93 : 176,423.40 = 51,071.97 : x
  2. Step 2: Convert to fraction form
    117,681.93/176,423.40 = 51,071.97/x
  3. Step 3: Cross multiply
    117,681.93x = 176,423.40 × 51,071.97
  4. Step 4: Simplify right side
    117,681.93x = 9,010,290,592.10
  5. Step 5: Solve for x
    x = 9,010,290,592.10/117,681.93
  6. Step 6: Final answer
    x = 76,564.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.